Yes there are many crap circuits pretending to be tutorials on the net. That is one of them. I would be surprised if you can see all 7 segments with a 1K resistor. It is not too bright in both senses of the word.
Yes there are many crap circuits pretending to be tutorials on the net. That is one of them. I would be surprised if you can see all 7 segments with a 1K resistor. It is not too bright in both senses of the word.